Biology – Respiration – TEST (Maharashtra HSC Board)

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#1 The amount of energy lost in respiration in the form of heat is about _____

50%

60%

40%

70%

#2 The correct sequence of electron carriers during ETS is _____

CoQ cyto b.c cyto a.a cyto c

CoQ cyto c cyto b. c cyto.a.a

CoQ cyto a.a3 cyto.b.c cyto.c1

CoQ cytob.c1 cyto.c cyto.a.a3

#3 Electron carriers of oxicative phosphorylation are present on ____

Outer membrane of mitochondria

Matrix of mitochondria

Thylakoid membrane of chloroplast

Inner membrane of mitochondria

#4 In Kerb’s cycle, the acid which undergoes oxidative decarboxylation is ___

Oxalosuccinate

α – ketoglutarate succinate

Malic

Citrate

#5 Glycolysis is also known as _____

Fermentation

EMP pathway

Terminal oxidation

Redox reaction

#6 Mitochondria are regarded as semi-autonomous organelles, due to the presence of _____

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